CN212279507U

CN212279507U - Experimental culture apparatus of ventilation formula insect toxicity

Info

Publication number: CN212279507U
Application number: CN202020471849.8U
Authority: CN
Inventors: 周岚; 王董; 骆星丹; 周冠邑; 蒋颖; 钟进
Original assignee: Chongqing International Travel Health Care Center Chongqing Customs Port Clinic
Current assignee: Chongqing International Travel Health Care Center Chongqing Customs Port Clinic
Priority date: 2020-04-01
Filing date: 2020-04-01
Publication date: 2021-01-05
Anticipated expiration: 2030-04-01

Abstract

The utility model relates to the field of insect toxicology research, and discloses a ventilated insect toxicity test culture device, which comprises a box body and a cover body, wherein the side wall of the box body is provided with an observation window, the side wall of the box body is provided with an air inlet pipe and an air outlet pipe, the top of the cover body is fixedly connected with a dosing port, and the dosing port is communicated with the inner cavity of the box body; the lid is hollow structure, and it has the active carbon granule to fill in the cavity inner chamber of lid, and the lateral wall of lid is provided with the pipe with the outlet duct intercommunication, and the lid top is provided with the aiutage with lid inner chamber intercommunication. The utility model ventilates the box body through the communication of the air inlet pipe and the fan, thereby ensuring the normal physiological activity of insects, reducing the problem that the experimental result is interfered by a test device, and preventing the volatile medicament gas from overflowing; meanwhile, volatile medicament gas or particles are filtered and adsorbed through the activated carbon particles in the inner cavity of the cover body, so that the life safety of testers is further ensured, and the problem of environmental pollution caused by medicament overflowing to the outside is avoided.

Description

Experimental culture apparatus of ventilation formula insect toxicity

Technical Field

The utility model relates to an insect toxicology research field, concretely relates to experimental culture apparatus of ventilation formula insect toxicity.

Background

Insect toxicology is the theoretical basis for insect pest control, health care and research to create new medicaments. The insect toxicology test mainly researches the mechanism of the insecticide for killing insects and the reaction of the insects to the insecticide, and also includes the influence of factors such as environment, physiological state of insects and the like on the poisoning effect of the insecticide.

At present, in the toxicological test of insects, the general reaction device is either a fully closed reaction device or a fully open reaction device, such as a culture dish, a porous reaction box and the like.

The open reaction apparatus has the following disadvantages:

1. when the medicament is volatile, the volatile medicament is emitted out of the reaction device, so that the medicament has certain toxicity to a human body and is easy to cause poisoning of testers; secondly, the environment is polluted greatly, thirdly, the field environment has a plurality of influence factors and is not easy to control, and experimental data have deviation; fourthly, air in the reaction device is not circulated, a certain fumigating effect is generated on the test insects, and the test result is influenced;

2. the open system has poor moisturizing effect, and the test material is easy to dry and is not suitable for long-term culture.

The closed reaction device has the following defects:

1. when the medicament is volatile, the volatile medicament has a fumigating effect on tested insects, so that the test result is influenced.

2. The air is not circulated, and the normal physiological activities of the insects can be influenced to a certain extent without fresh air supplement, and the test results can also be interfered.

SUMMERY OF THE UTILITY MODEL

Based on the problems, the utility model provides a ventilation type insect toxicity test culture device, which is communicated with a fan through an air inlet pipe to ventilate the box body, thereby ensuring the normal physiological activity of insects, reducing the problem that the experimental result is interfered by a test device, and preventing the volatile medicament gas from overflowing; meanwhile, volatile medicament gas or particles are filtered and adsorbed through the activated carbon particles in the inner cavity of the cover body, so that the life safety of testers is further ensured, and the problem of environmental pollution caused by medicament overflowing to the outside is avoided.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:

a ventilated insect toxicity test culture device comprises a box body with an opening at the top and a cover body capable of covering the opening at the top of the box body, wherein an observation window is arranged on the side wall of the box body, an air inlet pipe and an air outlet pipe which are communicated with the inner cavity of the box body are arranged on the side wall of the box body, a dosing port is fixedly connected to the top of the cover body, penetrates through the cover body and extends into the box body to be communicated with the inner cavity of the box body; the lid is hollow structure, and it has the active carbon granule to fill in the cavity inner chamber of lid, and the lateral wall of lid is provided with the pipe with lid cavity inner chamber intercommunication, and the pipe passes through communicating pipe and outlet duct intercommunication, and the lid top is provided with the aiutage that communicates with the lid inner chamber in the position of keeping away from communicating pipe.

Furthermore, a filter cartridge is connected to the communicating pipe, and a drying agent is filled in the filter cartridge; the box outer wall is provided with the buckle, and the cartridge filter passes through the buckle to be fixed on the box outer wall.

Furthermore, the contact position of the cover body and the edge of the top of the box body is provided with a rubber sealing ring, the position of the side wall of the box body, which is close to the top, is annularly provided with a plurality of clamping heads, and the side wall of the cover body is hinged with a snap fastener which can be matched with the clamping heads at the position corresponding to each clamping head.

Furthermore, a handle is arranged in the middle of the top of the cover body.

Further, the outer wall of the exhaust funnel is connected with a top cover through threads, an opening is formed in the top of the top cover, and a filter screen is installed in the opening in the top of the top cover.

Furthermore, a movable sleeve cap capable of sealing the dosing port is arranged at the top of the dosing port.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model ventilates the box body through the communication of the air inlet pipe and the fan, thereby ensuring the normal physiological activity of insects, reducing the problem that the experimental result is interfered by a test device, and preventing the volatile medicament gas from overflowing; meanwhile, volatile medicament gas or particles are filtered and adsorbed through the activated carbon particles in the inner cavity of the cover body, so that the life safety of testers is further ensured, and the problem of environmental pollution caused by medicament overflowing to the outside is avoided.

Drawings

FIG. 1 is a schematic structural diagram of a culture apparatus for a ventilated insect toxicity test in an embodiment;

FIG. 2 is a schematic view of the connection of the filter cartridge to the snap in the embodiment;

FIG. 3 is an enlarged schematic view of detail A of FIG. 1;

wherein: 1. a box body; 2. a cover body; 3. an observation window; 4. an air inlet pipe; 5. an air outlet pipe; 6. a medicine adding port; 7. a conduit; 8. a communicating pipe; 9. an exhaust funnel; 10. a filter cartridge; 11. buckling; 12. a rubber seal ring; 13. clamping a head; 14. snapping; 15. a handle; 16. a top cover; 17. filtering with a screen; 18. a movable sleeve cap.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.

Example (b):

referring to fig. 1-3, a ventilated insect toxicity test culture device comprises a box body 1 with an open top and a cover body 2 capable of covering the open top of the box body 1, wherein an observation window 3 is arranged on the side wall of the box body 1, an air inlet pipe 4 and an air outlet pipe 5 which are both communicated with the inner cavity of the box body 1 are arranged on the side wall of the box body 1, a medicine adding port 6 is fixedly connected to the top of the cover body 2, and the medicine adding port 6 penetrates through the cover body 2 and extends into the box body 1 to be communicated with the inner cavity of the box body; lid 2 is hollow structure, and it has the active carbon granule to fill in the cavity inner chamber of lid 2, and the lateral wall of lid 2 is provided with the pipe 7 with 2 cavity inner chambers of lid intercommunication, and pipe 7 passes through communicating

pipe

8 and 5 intercommunications of outlet duct, and 2 tops of lid are provided with the aiutage 9 with 2 inner chambers of lid intercommunication in the position of keeping away from communicating pipe 8.

In this embodiment, food for feeding insects is placed in the inner cavity of the box body 1 in advance, and then the insects are placed in the box body 1 for cultivation so as to adapt to the environment in the box body 1; the air inlet pipe 4 and the fan are communicated to ventilate the inside of the box body 1 in the culture process, fresh air continuously enters the inside of the box body 1, and normal physiological activities of insects are guaranteed. After culturing for a period of time, under the condition of continuous ventilation, adding or spraying a test medicament into the inner cavity of the box body 1 through the medicament adding port 6 at the top of the cover body 2, and observing and recording the activity and physiological state of insects through the observation window 3.

In the observation and recording process, the air inlet pipe 4 continuously ventilates through the fan, and the original air in the box body 1 is guided out of the box body 1 through the air outlet pipe 5 and enters the cover body 2 through the communicating pipe 8 and the guide pipe 7. Because the airflow entering the cover body 2 carries the medicament particles (or gaseous medicaments) or impurities in the air and other substances, the activated carbon particles in the inner cavity of the cover body 2 can adsorb the medicament particles (or gaseous medicaments) in the airflow entering the cover body 2 or impurities in the air and other substances, and the medicament particles (or gaseous medicaments) are prevented from overflowing; the air flow adsorbed by the activated carbon particles is exhausted to the external environment through the exhaust funnel 9 on the cover body 2. The active carbon granule in this embodiment passes through 2 inner chambers of lid filters the absorption to volatile medicament gas or granule, has further guaranteed tester's life safety, has also avoided the medicament to overflow the external problem that causes environmental pollution.

The communicating pipe 8 is connected with a filter cartridge 10, and the filter cartridge 10 is filled with a drying agent; the outer wall of the box body 1 is provided with a buckle 11, and the filter cartridge 10 is fixed on the outer wall of the box body 1 through the buckle 11. Install cartridge filter 10 on communicating pipe 8, the cartridge filter 10 intussuseption drier can carry out the drying to 5 combustion gas of outlet duct, thereby prevents that steam from causing the problem of blockking up the adsorption to medicament gas or granule in getting into the active carbon granule. The desiccant in this embodiment may be calcium oxide powder, silica gel desiccant, or other particulate or powdered substance that can adsorb moisture. Cartridge filter 10 passes through buckle 11 to be installed at 1 outer wall of box, and communicating pipe 8 uses is flexible rubber hose simultaneously, and is with low costs, and easily change also conveniently inserts cartridge filter 10, makes things convenient for cartridge filter 10's installation and dismantlement, is convenient for change cartridge filter 10 or drier.

The contact position of the cover body 2 and the top edge of the box body 1 is provided with a rubber sealing ring 12, the position of the side wall of the box body 1 close to the top is annularly provided with a plurality of clamping heads 13, and the side wall of the cover body 2 is hinged with a snap fastener 14 which can be matched with each clamping head 13 at the position corresponding to each clamping head 13. The snap fastener 14 and the chuck 13 can fix the cover body 2 on the box body 1, and the snap fastener 14 and the chuck 13 are matched with the rubber sealing ring 12 for use, so that the tight self-locking of the snap fastener 14 and the chuck 13 is ensured, the air flow is also ensured not to overflow from a gap between the cover body 2 and the box body 1, and the safety of a tester is ensured.

Install handle 15 in the middle of 2 tops of lid, under the state at box 1 tops is fixed with lid 2 at snap-fastener 14, dop 13, can mention box 1 through handle 15, be convenient for this ventilation type insect toxicity test culture apparatus's transport and removal, when carrying out the open-air insect of gathering, can hand-carry the device, be convenient for directly breed the insect in box 1.

The outer wall of the exhaust funnel 9 is connected with a top cover 16 through threads, an opening is formed in the top of the top cover 16, and a filter screen 17 is installed in the opening in the top of the top cover 16. The top cover 16 is connected to the exhaust funnel 9 through threads, so that the activated carbon particles can be conveniently detached and replaced through the exhaust funnel 9; the filter screen 17 that sets up on the top cap 16 firstly guarantees the unobstructed of aiutage 9, secondly filter screen 17 produces certain limiting action to the active carbon granule, prevents that the active carbon granule in the lid 2 from scattering out by aiutage 9.

The top of the medicine feeding port 6 is provided with a movable sleeve cap 18 capable of sealing the medicine feeding port 6, the medicine feeding port 6 is sealed through the movable sleeve cap 18 before or after medicine feeding, and insects are prevented from climbing out of the medicine feeding port 6 or medicaments are prevented from overflowing from the medicine feeding port 6; when the medicine needs to be added, the movable sleeve cap 18 is opened. The movable sleeve cap 18 in the embodiment can be made of rubber or hard material, and the sealing effect of the dosing port 6 is guaranteed by the threaded fit of the hard material and the dosing port 6.

The embodiment of the present invention is the above. The specific parameters in the above embodiments and examples are only for the purpose of clearly showing the verification process of the present invention, and are not used to limit the protection scope of the present invention, which is still subject to the claims, and all the equivalent structural changes made by using the contents of the specification and drawings of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a ventilation type insect toxicity test culture apparatus, includes open-top's box (1) and can be to lid (2) that box (1) open-top lid closed, box (1) lateral wall is provided with observation window (3), its characterized in that: an air inlet pipe (4) and an air outlet pipe (5) which are communicated with the inner cavity of the box body (1) are arranged on the side wall of the box body (1), a medicine adding port (6) is fixedly connected to the top of the cover body (2), and the medicine adding port (6) penetrates through the cover body (2) and extends into the box body (1) to be communicated with the inner cavity of the box body (1); lid (2) are hollow structure, it has the active carbon granule to fill in the cavity inner chamber of lid (2), the lateral wall of lid (2) is provided with pipe (7) with lid (2) cavity inner chamber intercommunication, pipe (7) through communicating pipe (8) with outlet duct (5) intercommunication, lid (2) top is provided with aiutage (9) with lid (2) inner chamber intercommunication keeping away from the position of communicating pipe (8).

2. The vented insect toxicity test culture apparatus of claim 1, wherein: a filter cartridge (10) is connected to the communicating pipe (8), and a drying agent is filled in the filter cartridge (10); the outer wall of the box body (1) is provided with a buckle (11), and the filter cartridge (10) is fixed on the outer wall of the box body (1) through the buckle (11).

3. The vented insect toxicity test culture apparatus of claim 1, wherein: lid (2) with box (1) top edge contact position is provided with rubber seal (12), the position annular that box (1) lateral wall is close to the top is provided with a plurality of dops (13), lid (2) lateral wall with every the position that dop (13) correspond articulates there is snap-fastener (14) that can cooperate with dop (13).

4. The vented insect toxicity test culture apparatus of claim 3, wherein: a handle (15) is arranged in the middle of the top of the cover body (2).

5. The vented insect toxicity test culture apparatus of claim 1, wherein: the outer wall of aiutage (9) has top cap (16) through threaded connection, the opening is established at the top of top cap (16), install filter screen (17) in top cap (16) top opening.

6. The vented insect toxicity test culture apparatus of claim 1, wherein: the top of the medicine adding opening (6) is provided with a movable sleeve cap (18) which can seal the medicine adding opening (6).